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Close up of red GA2100RRB-4A watch with red resin strap viewed from above
Full view of red GA2100RRB-4A analog digital watch with red resin strap on a white background
Close up of red GA2100RRB-4A watch face with red dial and bezel against a dark backdrop
G-SHOCK

GA2100RRB-4A Analog-Digital 2100 Series 45.4mm - Red on Resin Strap

$120

Authorized Dealer

G-SHOCK official 2 year warranty included

Complimentary Shipping

Included on all watches and orders over $150 in the U.S.

Easy Returns

Not the right fit? Returns are simple.

Our Return Policy

Returns & Exchanges

We want you to love your watch. If it's not the right fit, our client services team is here to make returns and exchanges simple.

Free Return Shipping

We'll provide a prepaid return label for eligible returns.

How to Start a Return

Log into your account or contact our client services team at orders@teddybaldassarre.com. Returns must be started within 5 business days of receiving your order.

Return Conditions

To be eligible, your watch must be unworn, unaltered, and in its original condition with all packaging, tags, stickers, and paperwork included. Straps and bracelets must not be removed, adjusted, or sized, and the Teddy Baldassarre security tag must still be attached.

Not Eligible for Return

Special orders, watches with sized or altered bracelets, and books are final sale.

Please see our Refund Policy for full details, including restocking fees and refund timelines.
About the product

Indulge your passion for bold, bright toughness with an iconic G-SHOCK style in the vivid red loved by trendsetters and athletes the world over.
G-SHOCK
$120

GA2100RRB-4A Analog-Digital 2100 Series 45.4mm - Red on Resin Strap

The Details

  • 45.4 mm

    Case Size

  • 11.8 mm

    Case Height

  • 48.5 mm

    Lug to Lug

  • 200m

    Water Resistance

Overview

Case Height

11.8 mm

Case Size

45.4 mm

Collection

2100 Series

Style

Digital

Lug to Lug

48.5 mm

Movement

Quartz Battery

Reference

GA2100RRB-4A

Release Date

2026-01-19

Water Resistance

200m

Case

Case Material

Carbon/bio-based resin

Clasp / Buckle

Pin buckle

Crystal

Mineral glass

Dial Color

Red

Lume

White LED

Strap / Bracelet Material

Red, bio-based resin band

Weight

51 g

Movement

Accuracy

±15 secs/month

Features

Shock-resistant, carbon core guard structure

Functions

World time, timer, full calendar, stopwatch, alarm/hourly time signal, mute feature, 12/24-hour format and hand shift feature
Regular timekeeping:
Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (day)
Digital: Hour, minute, second, pm, month, date

Movement

Quartz

Why Buy From Teddy?

All watches ship free within the U.S.

Manufacturer's warranty on all orders

Trustpilot

About G-Shock

Absolute Toughness

With over 100 million sold, the G-shock has become arguably the most recognizable and ubiquitous watch of all time. Despite this watch’s generally affordable price tag, the g-shock is arguably a byproduct of one of the greatest engineering feats in watchmaking history. Since its conception in 1981, the watch has become a trusted companion for men and women across the globe, ready to withstand the most taxing conditions.

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